#pragma once

#include <memory>
#include <functional>
#include "fields.h"
using namespace lxprpc;

namespace rpc
{
    class BaseMessage
    {
    public:
        using ptr = std::shared_ptr<BaseMessage>;
        virtual ~BaseMessage()
        {
        }
        virtual void setrId(const std::string &rid)
        {
            _rid = rid;
        }
        virtual std::string rid()
        {
            return _rid;
        }
        virtual void setMtype(MType mtypes)
        {
            _mtypes = mtypes;
        }
        virtual MType mtypes()
        {
            return _mtypes;
        }
        virtual std::string serialize() = 0;
        virtual bool unserialize(const std::string &msg) = 0;
        virtual bool check() = 0;

    private:
        std::string _rid;
        MType _mtypes;
    };
    class BaseBuffer
    {
    public:
        using ptr = std::shared_ptr<BaseBuffer>;
        virtual size_t readablesize() = 0;
        virtual int32_t peekInt32() = 0;
        virtual void retrieveInt() = 0;
        virtual int32_t readInt32() = 0;
        virtual std::string retrieveAsString(size_t len) = 0;
    };
    class BaseProtocol
    {
    public:
        using ptr = std::shared_ptr<BaseProtocol>;
        virtual bool canProcessed(const BaseBuffer::ptr &msg) = 0;
        virtual bool onMessage(const BaseBuffer::ptr &buf, BaseMessage::ptr &msg) = 0;
        virtual std::string serialize(const BaseMessage::ptr &msg) = 0;
    };
    class BaseConnection
    {
    public:
        using ptr = std::shared_ptr<BaseConnection>;
        virtual void send(const BaseMessage::ptr &msg) = 0;
        virtual void shutdown() = 0;
        virtual bool connected() = 0;
    };
    using ConnectionCallback = std::function<void(const BaseConnection::ptr &)>;
    using CloseCallback = std::function<void(const BaseConnection::ptr &)>;
    using MessageCallback = std::function<void(const BaseConnection::ptr &, BaseMessage::ptr &)>;
    class BaseServer
    {
    public:
        using ptr = std::shared_ptr<BaseServer>;
        virtual void setConnectionCallback(const ConnectionCallback &cb)
        {
            _cb_connection = cb;
        }
        virtual void setCloseCallback(const CloseCallback &cb)
        {
            _cb_close = cb;
        }
        virtual void setMessageCallback(const MessageCallback &cb)
        {
            _cb_message = cb;
        }
        virtual void start() = 0;

    protected:
        ConnectionCallback _cb_connection;
        CloseCallback _cb_close;
        MessageCallback _cb_message;
    };
    class BaseClient
    {
    public:
        using ptr = std::shared_ptr<BaseClient>;
        virtual void setConnectionCallback(const ConnectionCallback &cb)
        {
            _cb_connection = cb;
        }
        virtual void setCloseCallback(const CloseCallback &cb)
        {
            _cb_close = cb;
        }
        virtual void setMessageCallback(const MessageCallback &cb)
        {
            _cb_message = cb;
        }
        virtual void connect() = 0;
        virtual void shutdown() = 0;
        virtual bool send(const BaseMessage::ptr &msg) = 0;
        virtual BaseConnection::ptr connection() = 0;
        virtual bool connected() = 0;

    protected:
        ConnectionCallback _cb_connection;
        CloseCallback _cb_close;
        MessageCallback _cb_message;
    };
}